Warrants are cleared only when: The defendant appears before a judge in the court that issued the warrant, or; The defendant dies. No, it's not possible to obtain an arrest warrant without probable cause.Warrantless means that government officers carry out a search or arrest without a warrant or any other legal authorization. An arrest will be made if a suspect is identified and there is probable cause to believe the suspect committed the crime. There are six major exceptions to the warrant requirement. The Fourth Amendment forbids the arrest or detention of a person without a warrant or probable cause. What Is An Arrest Warrant? - Police officers make many arrests in King County without an arrest warrant. Some held that an arrest warrant was necessary for an arrest made in the home. Law enforcement officers may conduct cursory stops and searches, known as "stop and frisks," without a warrant.